3 # Copyright (c) 2011 Intel, Inc.
5 # This program is free software; you can redistribute it and/or modify it
6 # under the terms of the GNU General Public License as published by the Free
7 # Software Foundation; version 2 of the License
9 # This program is distributed in the hope that it will be useful, but
10 # WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
11 # or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 # You should have received a copy of the GNU General Public License along
15 # with this program; if not, write to the Free Software Foundation, Inc., 59
16 # Temple Place - Suite 330, Boston, MA 02111-1307, USA.
23 from mic import chroot, msger, rt_util
24 from mic.utils import misc, fs_related, errors, runner, cmdln
25 from mic.conf import configmgr
26 from mic.plugin import pluginmgr
27 from mic.utils.partitionedfs import PartitionedMount
29 import mic.imager.raw as raw
31 from mic.pluginbase import ImagerPlugin
32 class RawPlugin(ImagerPlugin):
36 @cmdln.option("--compress-disk-image", dest="compress_image", type='choice',
37 choices=("gz", "bz2"), default=None,
38 help="Same with --compress-image")
39 @cmdln.option("--compress-image", dest="compress_image", type='choice',
40 choices=("gz", "bz2"), default = None,
41 help="Compress all raw images before package")
42 def do_create(self, subcmd, opts, *args):
43 """${cmd_name}: create raw image
46 ${name} ${cmd_name} <ksfile> [OPTS]
52 raise errors.Usage("Extra arguments given")
54 creatoropts = configmgr.create
57 if configmgr.bootstrap['enable']:
58 configmgr._ksconf = ksconf
59 rt_util.bootstrap_mic()
62 if len(creatoropts['record_pkgs']) > 0:
63 recording_pkgs = creatoropts['record_pkgs']
65 if creatoropts['release'] is not None:
66 if 'name' not in recording_pkgs:
67 recording_pkgs.append('name')
69 configmgr._ksconf = ksconf
71 # Called After setting the configmgr._ksconf as the creatoropts['name'] is reset there.
72 if creatoropts['release'] is not None:
73 creatoropts['outdir'] = "%s/%s/images/%s/" % (creatoropts['outdir'], creatoropts['release'], creatoropts['name'])
75 # try to find the pkgmgr
77 backends = pluginmgr.get_plugins('backend')
78 if 'auto' == creatoropts['pkgmgr']:
79 for key in configmgr.prefer_backends:
81 pkgmgr = backends[key]
84 for key in backends.keys():
85 if key == creatoropts['pkgmgr']:
86 pkgmgr = backends[key]
90 raise errors.CreatorError("Can't find backend: %s, "
91 "available choices: %s" %
92 (creatoropts['pkgmgr'],
93 ','.join(backends.keys())))
95 creator = raw.RawImageCreator(creatoropts, pkgmgr, opts.compress_image)
97 if len(recording_pkgs) > 0:
98 creator._recording_pkgs = recording_pkgs
100 images = ["%s-%s.raw" % (creator.name, part['name'])
101 for part in creator.get_diskinfo()]
102 self.check_image_exists(creator.destdir,
105 creatoropts['release'])
108 creator.check_depend_tools()
109 creator.mount(None, creatoropts["cachedir"])
111 creator.configure(creatoropts["repomd"])
112 creator.copy_kernel()
114 creator.package(creatoropts["outdir"])
115 if creatoropts['release'] is not None:
116 creator.release_output(ksconf, creatoropts['outdir'], creatoropts['release'])
117 creator.print_outimage_info()
119 except errors.CreatorError:
124 msger.info("Finished.")
128 def do_chroot(cls, target, cmd):
130 imgsize = misc.get_file_size(img) * 1024L * 1024L
131 partedcmd = fs_related.find_binary_path("parted")
132 disk = fs_related.SparseLoopbackDisk(img, imgsize)
133 imgmnt = misc.mkdtemp()
134 imgloop = PartitionedMount({'/dev/sdb':disk}, imgmnt, skipformat = True)
137 msger.info("Partition Table:")
139 for line in runner.outs([partedcmd, "-s", img, "print"]).splitlines():
140 # no use strip to keep line output here
143 if line.strip() and line.strip()[0].isdigit():
144 partnum.append(line.strip()[0])
149 rootpart = msger.choice("please choose root partition", partnum)
151 # Check the partitions from raw disk.
152 # if choose root part, the mark it as mounted
158 for line in runner.outs([partedcmd,"-s",img,"unit","B","print"]).splitlines():
161 # Lines that start with number are the partitions,
162 # because parted can be translated we can't refer to any text lines.
163 if not line or not line[0].isdigit():
166 # Some vars have extra , as list seperator.
167 line = line.replace(",","")
169 # Example of parted output lines that are handled:
170 # Number Start End Size Type File system Flags
171 # 1 512B 3400000511B 3400000000B primary
172 # 2 3400531968B 3656384511B 255852544B primary linux-swap(v1)
173 # 3 3656384512B 3720347647B 63963136B primary fat16 boot, lba
175 partition_info = re.split("\s+",line)
177 size = partition_info[3].split("B")[0]
179 if len(partition_info) < 6 or partition_info[5] in ["boot"]:
180 # No filesystem can be found from partition line. Assuming
181 # btrfs, because that is the only MeeGo fs that parted does
182 # not recognize properly.
183 # TODO: Can we make better assumption?
185 elif partition_info[5] in ["ext2","ext3","ext4","btrfs"]:
186 fstype = partition_info[5]
187 elif partition_info[5] in ["fat16","fat32"]:
189 elif "swap" in partition_info[5]:
192 raise errors.CreatorError("Could not recognize partition fs type '%s'." % partition_info[5])
194 if rootpart and rootpart == line[0]:
196 elif not root_mounted and fstype in ["ext2","ext3","ext4","btrfs"]:
197 # TODO: Check that this is actually the valid root partition from /etc/fstab
200 elif fstype == "swap":
203 # TODO: Assing better mount points for the rest of the partitions.
204 partition_mounts += 1
205 mountpoint = "/media/partition_%d" % partition_mounts
207 if "boot" in partition_info:
212 msger.verbose("Size: %s Bytes, fstype: %s, mountpoint: %s, boot: %s" % (size, fstype, mountpoint, boot))
213 # TODO: add_partition should take bytes as size parameter.
214 imgloop.add_partition((int)(size)/1024/1024, "/dev/sdb", mountpoint, fstype = fstype, boot = boot)
219 except errors.MountError:
225 cmdline = ' '.join(cmd)
227 cmdline = "/bin/bash"
228 envcmd = fs_related.find_binary_inchroot("env", imgmnt)
230 cmdline = "%s HOME=/root %s" % (envcmd, cmdline)
231 chroot.chroot(imgmnt, None, cmdline)
233 raise errors.CreatorError("Failed to chroot to %s." %img)
235 chroot.cleanup_after_chroot("img", imgloop, None, imgmnt)
238 def do_unpack(cls, srcimg):
239 srcimgsize = (misc.get_file_size(srcimg)) * 1024L * 1024L
240 srcmnt = misc.mkdtemp("srcmnt")
241 disk = fs_related.SparseLoopbackDisk(srcimg, srcimgsize)
242 srcloop = PartitionedMount({'/dev/sdb':disk}, srcmnt, skipformat = True)
244 srcloop.add_partition(srcimgsize/1024/1024, "/dev/sdb", "/", "ext3", boot=False)
248 except errors.MountError:
252 image = os.path.join(tempfile.mkdtemp(dir = "/var/tmp", prefix = "tmp"), "target.img")
253 args = ['dd', "if=%s" % srcloop.partitions[0]['device'], "of=%s" % image]
255 msger.info("`dd` image ...")
256 rc = runner.show(args)
258 shutil.rmtree(os.path.dirname(srcmnt), ignore_errors = True)
261 raise errors.CreatorError("Failed to dd")